26252272400 has 30 divisors (see below), whose sum is σ = 63071085402. Its totient is φ = 10500908800.

The previous prime is 26252272363. The next prime is 26252272411. The reversal of 26252272400 is 427225262.

It can be written as a sum of positive squares in 3 ways, for example, as 3304870144 + 22947402256 = 57488^2 + 151484^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32814941 + ... + 32815740.

Almost surely, 2^26252272400 is an apocalyptic number.

26252272400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26252272400 is an abundant number, since it is smaller than the sum of its proper divisors (36818813002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26252272400 is a wasteful number, since it uses less digits than its factorization.

26252272400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65630699 (or 65630688 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 32.

Adding to 26252272400 its reverse (427225262), we get a palindrome (26679497662).

The spelling of 26252272400 in words is "twenty-six billion, two hundred fifty-two million, two hundred seventy-two thousand, four hundred".